Air Quality in Katsuta, Japan

Heavy Rain
21.9°C · 98.9% humidity
21.9°
Feels 21.9°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast
54 5am
54
54
45 8am
42
60
58 11am
57
56
55 2pm
55
55
55 5pm
54
34
34 8pm
27
66
66 11pm
66
66
54 2am
54
54
AD 728×90

Air Quality Index Trend

46h · 12 stn

Katsuta's air quality is influenced by industrial emissions, vehicle traffic, and regional pollution transport. Winter heating season and spring dust events typically create the most challenging air quality conditions.

98.9%
Humidity
43.6 km/h
Wind NE
1002.5 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
45
10.8 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Katsuta?

Temperature & Precipitation

PM2.5 Trend

46h · 12 stations
PM2.510.8 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (4 stations within 25 km)
10.8
Median
15.28
Average
10.6
Low
22.1
High
PM2.5 µg/m³ · Model: 13.5 · Bias: +2.7
Both models agree Avg diff: 2.6°C

Where are air quality stations near Katsuta?

76
Higashiishikawa, Hitachinaka, Ibaraki, Japan (常陸那珂勝田ひたちなか市)
1.5 km PM2.5: 24.0 µg/m³
59
Ishikawa, Mito, Ibaraki, Japan (水戸石川水戸市)
9.7 km PM2.5: 15.9 µg/m³
42
Nonakacho, Hitachiomiya, Ibaraki, Japan (大宮野中常陸大宮市)
22.4 km PM2.5: 10.1 µg/m³
20
Hokota, Hokota, Ibaraki, Japan (鉾田保健所鉾田市)
24.9 km PM2.5: 4.8 µg/m³
70
Hokota, Hokota, Ibaraki, Japan (鉾田保健所鉾田市)
24.9 km PM2.5: 21.1 µg/m³
63
Miyatacho, Hitachi, Ibaraki, Japan (日立市役所日立市)
26.5 km PM2.5: 17.8 µg/m³
21
Suginami, Ishioka, Ibaraki, Japan (石岡杉並石岡市)
29.9 km PM2.5: 5.0 µg/m³

What cities are near Katsuta?

44 Hitachi-Naka 50 Inada 58 Mito 55 Ōarai 52 Funaishikawa 53 Tokai 58 Okunoya 53 Ishitsuka 54 Hitachi-ota 56 Omitama
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T23:15 UTC.